Description
Sermorelin 10mg from Polaris Peptides is a lyophilised research peptide with over 99% purity confirmed by HPLC-MS. Sermorelin is a GHRH analogue (also known as GRF 1-29, GHRH (1-29)), supplied vacuum-sealed and sold strictly for laboratory research.
At $75.00 this vial works out to $7.50 per milligram.
What Is Sermorelin 10mg?
Sermorelin is a 29-amino-acid peptide matching the first 29 amino acids of human growth hormone releasing hormone. That fragment is the shortest piece of GHRH that keeps full biological activity at the GHRH receptor.
As one of the earliest GHRH analogues studied, sermorelin has decades of literature behind it. It has a short half-life, so researchers use it to study natural, pulse-driven GH release, and as a baseline when evaluating longer-lasting analogues like CJC-1295 and tesamorelin.
Sermorelin 10mg Specifications
| Product | Sermorelin 10mg |
|---|---|
| Compound | Sermorelin |
| Also known as | GRF 1-29, GHRH (1-29) |
| Class | GHRH analogue |
| CAS number | 86168-78-7 |
| Amount | 10mg |
| Form | Lyophilised powder |
| Purity | >99% (HPLC-MS) |
| Packaging | Vacuum-sealed |
| Storage | −20 °C dry; 2–8 °C once reconstituted |
| SKU | PLSER10 |
Sermorelin Research Areas
Published studies on Sermorelin cover several areas. The list below summarises the main ones so you can see where it fits your work.
- GHRH receptor activation: pituitary GH release and feedback.
- Pulsatile GH physiology: short-acting stimulation that respects natural rhythm.
- Ageing and the GH axis: age-related decline in GH secretion.
- Benchmarking: a reference point for modified GHRH analogues.
Storing and Handling Sermorelin 10mg
Store unopened vials at −20 °C, where the dry powder stays stable for long periods. Before reconstitution, let the vial reach room temperature to stop condensation forming inside. Add bacteriostatic water or another lab-grade solvent slowly down the side of the vial and swirl gently rather than shaking. Once reconstituted, keep it at 2–8 °C and complete your work within 28 days.
Why Order Sermorelin From Polaris Peptides
Every batch of Sermorelin we sell is checked by HPLC-MS for identity and purity before it is listed. Vials are vacuum-sealed to keep moisture out and labelled with the exact amount. If you are comparing suppliers, ask for the batch analysis and check it against the label. That is the standard we hold ourselves to.
How Sermorelin 10mg Is Tested
We use two methods together. High-performance liquid chromatography (HPLC) separates the contents of a sample so we can see how much of it is the target compound and how much is anything else, such as truncated sequences or leftover synthesis reagents. Mass spectrometry (MS) then weighs the molecules, which confirms that the main peak really is Sermorelin and not a look-alike. A result above 99% on both counts is what earns a batch a place in our catalogue. Lots that fall short are not sold.
Related Research Peptides
Researchers working with Sermorelin 10mg often look at CJC-1295 (no DAC) 10mg, Tesamorelin 10mg, Ipamorelin 10mg, CJC-1295 (no DAC) 5mg / Ipamorelin 5mg. Browse the full Growth Hormone Peptides collection, or see every compound in the peptide shop.
Sermorelin 10mg FAQ
Why is sermorelin called GRF 1-29?
It is the first 29 amino acids of growth hormone releasing factor (GRF, another name for GHRH).
How does sermorelin compare with CJC-1295 no DAC?
CJC-1295 no DAC is sermorelin with four amino-acid substitutions that make it resist enzyme breakdown, so it lasts longer.
What purity is Sermorelin 10mg?
Over 99%, confirmed by HPLC-MS on every batch.
How should Sermorelin be stored?
Dry powder at −20 °C. After reconstitution, 2–8 °C, used within 28 days.
Is Sermorelin 10mg for human use?
No. It is sold for laboratory and in-vitro research only. It is not a drug, food or cosmetic and is not for human or veterinary use.
References
Read the published research on Sermorelin at PubMed (U.S. National Library of Medicine).
For laboratory research use only. Not for human or veterinary use. Not intended to diagnose, treat, cure or prevent any disease. These statements have not been evaluated by the FDA.





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